
| Work | Insert | Tool dia 25/ | .(mm) 26 | ||||||||
| Materials | Grades | N | o. of teeth | 4N | N | o. of teeth | 5N | ||||
| ℓ (mm) | ap (mm) | ae (mm) | n (min-1) | Vf (mm/min) | ℓ (mm) | ap (mm) | ae (mm) | n (min-1) | Vf (mm/min) | ||
| Carbon steel | ~90 | 0.2 | 12.5~25 | 3,400 | 3,400 | ~90 | 0.2 | 12.5~22 | 3,400 | 4,250 | |
| S50C, S55C (C50, C55) | CX75 (DH102) | 140 | 0.2 | 12.5~25 | 2,500 | 2,000 | 140 | 0.2 | 12.5~22 | 2,500 | 2,500 |
| Below 250HB | 210 | 0.2 | 12.5~15 | 2,200 | 1,550 | 210 | 0.2 | 12.5~15 | 2,200 | 1,900 | |
| Die steel | ~90 | 0.2 | 12.5~25 | 3,050 | 2,750 | ~90 | 0.2 | 12.5~22 | 3,050 | 3,400 | |
| SKD61, SKD11 (1.2344, 1.2379) | CX75 (DH102) | 140 | 0.2 | 12.5~25 | 2,250 | 1,800 | 140 | 0.2 | 12.5~22 | 2,250 | 2,250 |
| Below 255HB | 210 | 0.2 | 12.5~15 | 2,000 | 1,400 | 210 | 0.2 | 12.5~15 | 2,000 | 1,750 | |
| Mold steel | ~90 | 0.2 | 12.5~25 | 2,800 | 2,250 | ~90 | 0.2 | 12.5~22 | 2,800 | 2,800 | |
| HPM7, PX5, P20 (1.2311, P20) | DH102 | 140 | 0.2 | 12.5~25 | 2,100 | 1,500 | 140 | 0.2 | 12.5~22 | 2,100 | 1,900 |
| 30-36HRC | 210 | 0.2 | 12.5~15 | 1,800 | 1,200 | 210 | 0.2 | 12.5~15 | 1,800 | 1,500 | |
| Mold steel | ~90 | 0.2 | 12.5~25 | 2,550 | 1,250 | ~90 | 0.2 | 12.5~22 | 2,550 | 1,500 | |
| NAK80, HPM1, P21 (1.2311 P21) | DH102 | 140 | 0.2 | 12.5~25 | 1,900 | 750 | 140 | 0.2 | 12.5~22 | 1,900 | 950 |
| , 38-43HRC | 210 | 0.2 | 12.5~25 | 1,650 | 650 | 210 | 0.2 | 12.5~25 | 1,650 | 850 | |
| Hardened | ~90 | 0.2 | 12.5~25 | 1,270 | 510 | ~90 | 0.2 | 12.5~22 | 1,270 | 640 | |
| die steel SKD61, DAC, DHA | DH102 | 140 | 0.2 | 12.5~25 | 1,020 | 410 | 140 | 0.2 | 12.5~22 | 1,020 | 510 |
| (1.2344, 1.2379) 42-52HRC | 210 | - | - | - | - | 210 | - | - | - | - | |
| Hardened | ~90 | 0.2 | 12.5~25 | 890 | 250 | ~90 | 0.2 | 12.5~22 | 890 | 310 | |
| die steel SKD11, SLD, DC11 | DH102 | 140 | 0.2 | 12.5~25 | 640 | 130 | 140 | 0.2 | 12.5~22 | 640 | 160 |
| (1.2344, 1.2379) 55-62HRC | 210 | - | - | - | - | 210 | - | - | - | - | |
| Grey & Nodular | ~90 | 0.2 | 12.5~25 | 2,550 | 2,040 | ~90 | 0.2 | 12.5~22 | 2,550 | 2,550 | |
| cast iron FC, FCD | DH102 | 140 | 0.2 | 12.5~25 | 1,910 | 1,150 | 140 | 0.2 | 12.5~22 | 1,910 | 1,440 |
| (GG, GGG) Below 300HB | 210 | 0.2 | 12.5~15 | 1,660 | 660 | 210 | 0.2 | 12.5~15 | 1,660 | 820 | |
| Stil tl | ~90 | 0.2 | 12.5~25 | 2,290 | 1,370 | ~90 | 0.2 | 12.5~22 | 2,290 | 1,710 | |
| aness see SUS304 | DH102 | 140 | 0.2 | 12.5~25 | 1,660 | 800 | 140 | 0.2 | 12.5~22 | 1,660 | 1,000 |
| Below 250HB | 210 | 0.2 | 12.5~15 | 1,270 | 510 | 210 | 0.2 | 12.5~15 | 1,270 | 640 | |
| ~90 | 0.2 | 12.5~25 | 640 | 380 | ~90 | 0.2 | 12.5~22 | 640 | 480 | ||
| Titanium alloy (Ti-6Al-4V) | DH102 | 140 | 0.2 | 12.5~25 | 380 | 150 | 140 | 0.2 | 12.5~22 | 380 | 190 |
| 210 | 0.2 | 12.5~15 | 380 | 150 | 210 | 0.2 | 12.5~15 | 380 | 190 |
ℓ: Overhung length, a Axial depth of cut, a : Radial depth of cut, n: Spindle speed, V : Feed speed
p: e f